By Victoria Bryhan | 2025-05-30
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methuselah sunspot
On 05/31/2025 10:13 am by Patricio Leon | Santiago, Chile
AR4100 is fragmenting, probably it has an end date already, but she has existed as a conspicuous structure for the last 50 days and that is a lot for a sunspot
Newt 4.5" + solar film, 1/640s ISO100
crop, B/C
